Exercise frame



FIG. 1 is a top perspective view of an exercise frame showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof; the side opposite that shown in FIG. 3 being the mirror image thereof;

FIG. 4 is an end view thereof from the right end of FIGS. 2 and 3; and

FIG. 5 is an assembly perspective view thereof showing the exercise frame dismantled and folded. 

The ornamental design for an exercise frame, as shown and described. 